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‘It requires large energy buyers to obtain an extra 1% of their energy from renewable sources by 2010.’

‘There's no doubt that wind and solar are clean, efficient and renewable sources of energy, but not everyone welcomes an alternative power project in their backyard.’

‘Meanwhile, researchers are studying the reliability and predictability of tides as a viable source of renewable energy.’

‘The answer has to come from a significant increase in renewable energy sources.’

‘If you're willing to put solar panels on your roof or a hybrid car in your driveway, you may be eligible for tax incentives and rebates on renewable sources of energy and related technologies.’

‘The centerpiece is a new law stating that all investor-owned electrical utilities in the state must generate 10 percent of their energy from renewable sources by 2011.’

‘We should only be investing in truly renewable and safe energy like wind and solar and hydrogen.’

‘Water constitutes cost-free energy for generating electricity that is perpetually renewable and sustainable.’

‘Biodiesel is a renewable fuel which produces less pollution than regular diesel.’

‘Australia's current target is two percent renewable energy, and under the Howard plan it'll stay that way.’

‘But the experience of travelling on a renewable fuel and getting it for free was unforgettable, especially because of the people I encountered along the way and their reactions to my car.’

‘The reason why we [work on the solar car] is to show that there is the applicability of renewable resources.’

‘Why not have a look at the real solutions such as renewable power sources and better energy efficiency?’

‘Wind and solar power are also ultimately free and eminently renewable, while coal kills our children and nukes could kill our grandchildren.’

‘The scheme requires producers of renewable electricity to be inspected and certified.’

noun

usually renewables

A natural resource or source of energy that is not depleted by use, such as water, wind, or solar power.

‘production costs for the renewables are higher than for coal, oil, or gas’

‘Cheap and falling fuel prices, certainly in terms of fuelling power stations, have led to unnecessary inefficiencies of energy use and to fewer wind machines and other renewables getting off the ground than anticipated 10 years ago.’

‘Can you tell us how, practically speaking, we are going to get from here to there, given that right now as a nation we're producing less than 1 percent of our energy from non-hydro renewables?’

‘‘Wind power is typically one of the less-expensive renewables,’ says Lieberman.’

‘By drawing progressively more energy from noncarbon sources, countries would create the mass markets for renewables that would bring down their prices and make them competitive with coal and oil.’

‘How does the cost of electricity generated through wave power compare to coal or other renewables like solar or wind?’

‘If we shifted subsidy from carbon-dioxide-producing energy sources to renewables now, we could head off some global warming, reduce military costs in the Middle East, and develop a huge export industry.’

‘It will be very hard work just to meet the growth in energy demand with renewables, much less meet the vast existing demand.’

‘As long as the sun continues to shine and the wind to blow, the supply of renewables remains unaffected by foreign-oil cartels or greedy manipulators.’

‘What role will renewables and alternative energies play?’

‘China is building a 400-megawatt facility 60 miles from Beijing, and says confidently it will be generating 12 percent of its energy from renewables by 2020.’

‘We need to end the fossil fuel addiction anyway, and only higher oil prices will tilt the economics in favor of solar, wind and other renewables.’

‘Who will drive the market growth and cost reduction of renewable energy sources, and how will energy storage for intermittent renewables like solar and wind be solved?’

‘Nuclear costs must be compared with those for renewables, especially wind and solar receiving equal subsidies.’

‘Politicians looking to make further contributions could start by giving renewables as big a boost as other energy sources.’

‘The amount of electricity we could generate from solar power, wind and other renewables is limited largely by our investments.’

‘Basically we have to abandon coal-fired electricity and we have to substitute energy efficiency and renewables.’

‘The good news is that wind power and other renewables don't have to depend on federal leadership.’

‘This sustainable gas can be generated locally via renewables like wind, biomass or solar power, but it could also be a new product for our large-scale, centralized oil and nuclear power industries.’

‘With regulation, they could have pursued a more systemic policy for energy efficiency or renewables using the public-power systems in Sacramento or Los Angeles as models.’